_table = 'common_uin_black'; $this->_pk = 'uin'; parent::__construct(); } public function fetch_by_uid($uid) { return DB::fetch_first('SELECT * FROM %t WHERE uid=%d', array($this->_table, $uid)); } public function fetch_all_by_uin($ids = null) { $parameter = array($this->_table); $wherearr = array(); if($ids !== null) { $parameter[] = $ids; $wherearr[] = is_array($ids) ? 'uin IN(%n)' : 'uin=%d'; } $wheresql = !empty($wherearr) && is_array($wherearr) ? ' WHERE '.implode(' AND ', $wherearr) : ''; return DB::fetch_all("SELECT * FROM %t $wheresql ", $parameter, $this->_pk, true); } } ?>